/* === S Y N F I G ========================================================= */
-/*! \file valuenode_subtract.cpp
-** \brief Template File
+/*! \file valuenode_twotone.cpp
+** \brief Implementation of the "Two-Tone" valuenode conversion.
**
-** $Id: valuenode_twotone.cpp,v 1.1.1.1 2005/01/04 01:23:15 darco Exp $
+** $Id$
**
** \legal
** Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
+** Copyright (c) 2008 Chris Moore
**
** This package is free software; you can redistribute it and/or
** modify it under the terms of the GNU General Public License as
/* === M E T H O D S ======================================================= */
-synfig::ValueNode_TwoTone::ValueNode_TwoTone():LinkableValueNode(synfig::ValueBase::TYPE_GRADIENT)
+synfig::ValueNode_TwoTone::ValueNode_TwoTone(const ValueBase &value):LinkableValueNode(synfig::ValueBase::TYPE_GRADIENT)
{
- set_link("color1",ValueNode_Const::create(Color::black()));
- set_link("color2",ValueNode_Const::create(Color::white()));
+ switch(value.get_type())
+ {
+ case ValueBase::TYPE_GRADIENT:
+ set_link("color1",ValueNode_Const::create(value.get(Gradient())(0)));
+ set_link("color2",ValueNode_Const::create(value.get(Gradient())(1)));
+ break;
+ default:
+ throw Exception::BadType(ValueBase::type_local_name(value.get_type()));
+ }
+
DCAST_HACK_ENABLE();
}
LinkableValueNode*
ValueNode_TwoTone::create_new()const
{
- return new ValueNode_TwoTone();
+ return new ValueNode_TwoTone(get_type());
}
ValueNode_TwoTone*
ValueNode_TwoTone::create(const ValueBase& x)
{
- ValueBase::Type id(x.get_type());
- if(id!=ValueBase::TYPE_GRADIENT)
- {
- assert(0);
- throw runtime_error("synfig::ValueNode_TwoTone:Bad type "+ValueBase::type_name(id));
- }
-
- ValueNode_TwoTone* value_node=new ValueNode_TwoTone();
-
- assert(value_node->get_type()==id);
-
- return value_node;
+ return new ValueNode_TwoTone(x);
}
synfig::ValueNode_TwoTone::~ValueNode_TwoTone()
unlink_all();
}
-bool
-synfig::ValueNode_TwoTone::set_lhs(ValueNode::Handle a)
-{
- if(a->get_type()!=ValueBase::TYPE_COLOR)
- return false;
-
- ref_a=a;
-
- return true;
-}
-
-bool
-synfig::ValueNode_TwoTone::set_rhs(ValueNode::Handle b)
-{
- if(b->get_type()!=ValueBase::TYPE_COLOR)
- return false;
- ref_b=b;
- return true;
-}
-
synfig::ValueBase
synfig::ValueNode_TwoTone::operator()(Time t)const
{
+ if (getenv("SYNFIG_DEBUG_VALUENODE_OPERATORS"))
+ printf("%s:%d operator()\n", __FILE__, __LINE__);
+
return Gradient((*ref_a)(t).get(Color()),(*ref_b)(t).get(Color()));
}
bool
-ValueNode_TwoTone::set_link_vfunc(int i,ValueNode::Handle x)
+ValueNode_TwoTone::set_link_vfunc(int i,ValueNode::Handle value)
{
- assert(i>=0 && i<3);
+ assert(i>=0 && i<link_count());
+
switch(i)
{
- case 0:
- if(set_lhs(x)) { signal_child_changed()(i);signal_value_changed()(); return true; }
- else { return false; }
- case 1:
- if(set_rhs(x)) { signal_child_changed()(i);signal_value_changed()(); return true; }
- else { return false; }
+ case 0: CHECK_TYPE_AND_SET_VALUE(ref_a, ValueBase::TYPE_COLOR);
+ case 1: CHECK_TYPE_AND_SET_VALUE(ref_b, ValueBase::TYPE_COLOR);
}
-
return false;
}
ValueNode::LooseHandle
ValueNode_TwoTone::get_link_vfunc(int i)const
{
- assert(i>=0 && i<3);
+ assert(i>=0 && i<link_count());
+
switch(i)
{
case 0:
String
ValueNode_TwoTone::link_local_name(int i)const
{
- assert(i>=0 && i<2);
+ assert(i>=0 && i<link_count());
+
switch(i)
{
case 0:
return _("Color1");
case 1:
return _("Color2");
+ default:
+ return String();
}
- return String();
}
String
ValueNode_TwoTone::link_name(int i)const
{
- assert(i>=0 && i<2);
+ assert(i>=0 && i<link_count());
+
switch(i)
{
case 0:
return "color1";
case 1:
return "color2";
+ default:
+ return String();
}
- return String();
}
int